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Displaying posts with tag: multi-thread (reset)
MySQL 5.7 Performance Schema Versus the Thread Sanitizer

This blog continues the investigation into possible data races in the MySQL server reported by the Thread Sanitizer.  The previous blog investigated several possible data races that were detected when the MySQL server is initialized.  This blog investigates three data races in the performance schema that are reported when the MySQL server is shut down.  The first data race is a racy increment of thread statistics.  The second data race is a problem that may leave the state of the performance schema memory allocator incorrect.  The final data race is in the lock …

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